Lawn Square Feet Calculator
Add and subtract areas to get the mowable grass.
Lawn Calculators
Everything on a lawn starts from one number: the square footage of the grass. Measure that once and the rest follows from it, whether you are buying seed, timing a cut or pricing a season.
Grass Seed Calculator
Seeding rates by species, new lawn or overseeding.
Lawn Mowing Cost Calculator
What a visit should cost, from either side of the deal.
Lawn Mowing Time Calculator
How long it takes on each of the four machines.
Lawn Mowing Calculator
A season priced as a contract, with the margin on it.
Acres Per Hour Calculator
Work rate from deck width and ground speed.
Calories Burned Mowing
From lawn size, plus the miles you walked behind it.
What these have in common
Every calculator here returns the same three things: cubic yards, tons and a bag count, because suppliers quote in all three and rarely in the one you asked for. Each also shows its working, so you can check the figure rather than trust it.
Densities come from one shared table, which means a chart on one page can never contradict the tool on another. Where a material genuinely varies, the page says so and lets you type your own figure in. Nothing here needs an email address.